Related Clues:

• 'That'll show him!'
• 'In your dreams . . .'
• ''That's what you think!''
• Skeptical remark
• "Gotcha!"
• Sarcastic retort
• 'Clueless' interjection
• Catchphrase for 26-Down
• ''Yeah, sure''
• 'Shyeah . . .'
• "Yeah, sure!"
• 'Likely story!'
• Expression of triumph
• "Not likely"
• "You wish!"